hollowness Synonyms

insincerity falseness empty space vacuum vacuousness vacuity vacancy trough triviality space recess pit nothingness vanity void unconvincingness desertedness bootlessness unprofitableness pointlessness purposelessness aimlessness fruitlessness meaninglessness hopelessness worthlessness uselessness ineffectuality fake emptiness dip desolation depression concavity concaveness cavity blankness blank barrenness falsehood falsity ineffectiveness indentation inanity inadequacy impotence hollow hole gap futility